BD249C Bipolar Transistor

Characteristics of BD249C Transistor

Type: NPN
Collector-Emitter Voltage, max: 100 V
Collector-Base Voltage, max: 115 V
Emitter-Base Voltage, max: 5 V
Collector Current − Continuous, max: 25 A
Collector Dissipation: 125 W
DC Current Gain (h_fe): 25
Transition Frequency, min: 3 MHz
Operating and Storage Junction Temperature Range: -65 to +150 °C
Package: TO-3P

Pinout of BD249C

Here is an image showing the pin diagram of this transistor.

Complementary PNP transistor

The complementary PNP transistor to the BD249C is the BD250C.

Replacement and Equivalent for BD249C transistor

You can replace the BD249C with the 2SD1841, 2SD1841-P, 2SD1841-Q, 2SD1842, 2SD1842-P or 2SD1842-Q.

Equivalent

Same transistor is also available in:

TO-126 package, BD434: 36 watts
TO-126 package, BD434G: 36 watts
TO-126 package, BD437: 36 watts
TO-126 package, BD437G: 36 watts
TO-126 package, BD440: 36 watts

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